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| Patents for F. H. Richards | |||||
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| Number | Date | Patentee | Title | Type | |
| 186,954 | Feb. 06, 1877 | H. Richards | Wrench | screw adjust wrenches | |
| 319,618 | Jun. 09, 1885 | F.A. Pratt | Frame and carriage for machines | ||
| 323,202 | Jul. 28, 1885 | F.A. Pratt | Milling-machine | ||
| 446,721 | Feb. 17, 1891 | J.A. Traut | Suspender buckle | ||
| 446,722 | Feb. 17, 1891 | J.A. Traut | Suspender buckle | ||